3F2G

Crystal structure of MerB mutant C160S, the Organomercurial Lyase involved in a bacterial mercury resistance system

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3f2ga1	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	MerB N-terminal domain-like	Alkylmercury lyase MerB	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d3f2ga2	Alpha and beta proteins (a+b)	NosL/MerB-like	NosL/MerB-like	MerB-like	Alkylmercury lyase MerB	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d3f2gb1	All alpha proteins	DNA/RNA-binding 3-helical bundle	'Winged helix' DNA-binding domain	MerB N-terminal domain-like	Alkylmercury lyase MerB	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d3f2gb2	Alpha and beta proteins (a+b)	NosL/MerB-like	NosL/MerB-like	MerB-like	Alkylmercury lyase MerB	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	NosL/MerB-like	8003060	3000079	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Winged helix DNA-binding domain	8003062	3000034	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Winged helix DNA-binding domain	8003062	3000034	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	NosL/MerB-like	8003060	3000079	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	HTH_15	e3f2gA8	A: alpha arrays	X: HTH	H: HTH	T: winged	F: HTH_15	ECOD (1.6)
A	MerB_C	e3f2gA7	A: a+b two layers	X: NosL/MerB-like	H: NosL/MerB-like (From Topology)	T: NosL/MerB-like	F: MerB_C	ECOD (1.6)
A	MerB_N	e3f2gA9	A: a+b two layers	X: NosL/MerB-like	H: NosL/MerB-like (From Topology)	T: NosL/MerB-like	F: MerB_N	ECOD (1.6)
B	HTH_15	e3f2gB8	A: alpha arrays	X: HTH	H: HTH	T: winged	F: HTH_15	ECOD (1.6)
B	MerB_C	e3f2gB7	A: a+b two layers	X: NosL/MerB-like	H: NosL/MerB-like (From Topology)	T: NosL/MerB-like	F: MerB_C	ECOD (1.6)
B	MerB_N	e3f2gB9	A: a+b two layers	X: NosL/MerB-like	H: NosL/MerB-like (From Topology)	T: NosL/MerB-like	F: MerB_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.450.410	Alpha Beta	2-Layer Sandwich	Beta-Lactamase		CATH (4.3.0)
B	3.30.450.410	Alpha Beta	2-Layer Sandwich	Beta-Lactamase		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF12324	Helix-turn-helix domain of alkylmercury lyase (HTH_15)	Helix-turn-helix domain of alkylmercury lyase	Alkylmercury lyase (EC:4.99.1.2) cleaves the carbon-mercury bond of organomercurials such as phenylmercuric acetate. This is the N terminal helix-turn-helix domain associated with Pfam:PF03243.	Domain
A, B	PF03243	Alkylmercury lyase (MerB)	Alkylmercury lyase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Alkylmercury lyase	alkylmercury lyase activity lyase activity catalytic activity	response to mercury ion response to stimulus response to metal ion response to chemical	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR024259	Alkylmercury lyase, helix-turn-helix domain	Domain
A, B	IPR004927	Alkylmercury lyase	Family
A, B	IPR036390	Winged helix DNA-binding domain superfamily	Homologous Superfamily
A, B	IPR053717	Mercury resistance MerB lyase	Homologous Superfamily

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.